UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122312.upa.cvt Date: 1200Z 23 DEC 25 Searching for X1300... Searching the city database file for: X1300 ... Date:1200Z 23 DEC 25 Station: X1300 WMO ident: 31300 Latitude: 53.75 Longitude: 127.23 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 138 SFC 988 227 -21.1 -25.9 65 4.8 -21.7 20 5 252.9 253.0 252.3 254.2 0.47 2 974 332 -22.3 -28.3 58 6.0 -22.9 32 6 252.7 252.8 251.9 253.8 0.38 3 952 501 -20.5 -25.5 64 5.0 -21.1 51 7 256.2 256.3 255.2 257.6 0.50 4 932 657 -21.9 -26.9 64 5.0 -22.5 69 9 256.4 256.4 255.2 257.6 0.45 5 925 713 -20.9 -25.9 64 5.0 -21.5 75 9 257.9 258.0 256.5 259.3 0.50 6 912 818 -21.3 -26.0 66 4.7 -21.9 79 9 258.6 258.7 257.1 260.0 0.50 7 850 1334 -24.5 -28.8 67 4.3 -24.9 100 7 260.5 260.5 258.4 261.7 0.42 8 841 1411 -24.9 -29.1 68 4.2 -25.4 104 7 260.9 260.9 258.7 262.0 0.41 9 808 1703 -23.9 -28.0 69 4.1 -24.4 120 8 264.9 265.0 261.9 266.3 0.47 10 781 1950 -25.1 -29.1 69 4.0 -25.5 133 8 266.2 266.3 262.9 267.5 0.44 11 760 2149 -24.9 -28.9 69 4.0 -25.4 143 8 268.5 268.6 264.6 269.9 0.46 12 700 2744 -26.9 -30.8 69 3.9 -27.3 175 9 272.7 272.8 267.3 274.0 0.42 13 688 2869 -27.3 -31.3 69 4.0 -27.7 177 10 273.6 273.7 267.9 274.8 0.41 14 622 3588 -31.9 -35.7 69 3.8 -32.2 189 17 276.3 276.4 269.4 277.2 0.29 15 534 4646 -41.1 -44.8 67 3.7 -41.2 207 27 277.7 277.7 269.9 278.1 0.13 16 500 5090 -43.9 -47.9 64 4.0 -44.0 215 31 279.5 279.5 271.1 279.8 0.10 17 400 6560 -52.5 -56.5 62 4.0 -52.6 220 35 286.8 286.8 275.0 286.9 0.05 18 384 6823 -54.3 -58.4 61 4.1 -54.4 222 36 287.8 287.8 275.6 287.9 0.04 19 335 7692 -57.7 -61.7 60 4.0 -57.8 230 38 294.6 294.6 278.9 294.7 0.03 20 324 7903 -57.7 -61.8 59 4.1 -57.8 232 36 297.4 297.4 280.2 297.5 0.03 21 300 8390 -57.1 -61.2 60 4.1 -57.2 235 33 304.9 304.9 283.4 305.0 0.03 22 250 9550 -53.3 -58.2 55 4.9 -53.4 240 31 326.8 326.8 290.9 327.1 0.06 23 248 9602 -52.7 -57.6 55 4.9 -52.8 240 31 328.5 328.5 291.3 328.7 0.06 24 200 10990 -53.5 -59.5 48 6.0 -53.7 235 36 348.0 348.1 296.3 348.3 0.06 25 150 12860 -51.3 -60.3 33 9.0 -51.7 240 48 381.7 381.7 302.6 382.0 0.08 26 100 15500 -49.7 -63.7 18 14.0 -50.5 235 56 431.7 431.7 309.0 432.1 0.07 27 81 16886 -48.6 -64.4 14 15.8 -49.7 230 73 460.7 460.7 311.9 461.2 0.08 28 70 17850 -47.9 -64.9 12 17.0 -49.3 230 69 481.9 481.9 313.7 482.4 0.09 29 64 18438 -47.5 -65.5 11 18.0 -49.1 231 68 495.3 495.3 314.7 495.9 0.09 30 50 20050 -50.1 -69.1 9 19.0 -51.7 235 64 525.4 525.4 316.6 525.9 0.07 31 39 21662 -54.5 -73.5 8 19.0 -55.8 223 61 553.0 553.0 318.3 553.3 0.05 32 34 22546 -52.7 -71.7 8 19.0 -54.4 216 59 579.8 579.9 319.7 580.3 0.07 33 30 23370 -45.1 -66.1 8 21.0 -48.7 210 58 621.7 621.8 321.6 623.1 0.18 34 29 23595 -47.1 -67.1 8 20.0 -50.2 210 58 622.2 622.3 321.6 623.5 0.16 35 20 26070 -43.3 -64.3 8 21.0 -48.6 210 58 703.6 703.8 324.6 706.6 0.34 36 14 28491 -39.5 -62.5 7 23.0 -47.7 792.1 792.4 327.2 798.1 0.61 TRP 335 7692 -57.7 -61.7 60 4.0 -57.8 230 38 294.6 294.6 278.9 294.7 0.03 WND 81 16886 -48.6 -64.4 14 15.8 -49.7 230 73 460.7 460.7 311.9 461.2 0.08 Sounding variables and indices 1000-500 mb thick: 4952.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 67.54 % Est. max temperature: -12.84 C = 8.90 F Sfc-Lift cond lev (LCL): 912.50 mb = 813.52 m = 2668.98 ft T: -21.28 C 700-500 lapse rate: 7.25 C/km ThetaE index: 0.40 C Layer 974.0- 952.0 mb Conv cond level (CCL): 640.56 mb = 3378.30 m = 11083.54 ft Mean mixing ratio: 0.47 g/kg Conv temperature: 1.45 C = 34.61 F Cap Strength: 16.71 C Lifted Index: 17.90 C Risk: None Lifted Index @300 mb: 33.41 C Lifted Index @700 mb: 13.92 C Showalter Index: 14.73 C Risk: None Total Totals Index: 34.50 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 15.10 C K Index: -13.30 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.01 J/kg Max Up Vert Vel: 7.49 m/s Conv Inhibition (B-): 65287.35 J/kg Cap Strength: 17.84 C Lift Cond Lev (LCL): 862.08 mb = 1230.49 m = 4037.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 232 at 13 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 988 227 20 5 -1.7 -4.7 | 43 18 -12.1 -12.8 1 925 713 75 9 -8.7 -2.3 | 61 22 -19.1 -10.4 2 850 1334 100 7 -6.9 1.2 | 68 19 -17.3 -6.9 3 700 2744 175 9 -0.8 9.0 | 95 11 -11.2 0.9 4 500 5090 215 31 17.8 25.4 | 203 19 7.4 17.3 5 400 6560 220 35 22.5 26.8 | 213 22 12.1 18.7 6 335 7692 230 38 29.1 24.4 | 229 25 18.7 16.3 7 300 8390 235 33 27.0 18.9 | 237 20 16.7 10.8 8 250 9550 240 31 26.8 15.5 | 246 18 16.5 7.4 9 200 10990 235 36 29.5 20.6 | 237 23 19.1 12.6 10 150 12860 240 48 41.6 24.0 | 243 35 31.2 15.9 11 100 15500 235 56 45.9 32.1 | 236 43 35.5 24.0 12 81 16886 230 73 55.9 46.9 | 230 60 45.5 38.8 13 70 17850 230 69 52.9 44.4 | 230 56 42.5 36.3 14 50 20050 235 64 52.4 36.7 | 236 51 42.0 28.6 15 30 23370 210 58 29.0 50.2 | 204 46 18.6 42.1 16 20 26070 210 58 29.0 50.2 | 204 46 18.6 42.1 Wind Parameters Mean winds (0-6000m): 202.1 at 17.5 knts Storm direction: 232.1 at 13.2 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 76.0 deg Storm rel helicity (0-3000m) pos: 91.9 neg: 0.0 tot: 91.9 m^2/s^2 ave: 30.6 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.38 Bulk Shear: 74.21 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 57 7 54 20| 7.6 0.0 7.6| 34.5 0.0 34.5 69.0 0.82| 8.1 6.6 1000 72 8 59 20| 4.0 0.0 4.0| 45.9 0.0 45.9 45.9 0.76| 5.7 4.4 1500 84 7 63 20| 3.4 0.0 3.4| 58.9 0.0 58.9 39.3 0.77| 5.0 3.9 2000 97 8 68 19| 3.1 0.0 3.1| 70.7 0.0 70.7 35.4 0.77| 4.7 3.6 2500 112 8 74 18| 2.8 0.0 2.8| 77.7 0.0 77.7 31.1 0.72| 4.6 3.3 3000 129 8 80 17| 3.2 0.0 3.2| 91.9 0.0 91.9 30.6 0.77| 4.7 3.6 4000 165 11 100 13| 3.6 0.0 3.6|125.1 0.0 125.1 31.3 0.82| 4.9 4.0 5000 192 14 128 10| 3.7 0.0 3.7|166.2 0.0 166.2 33.2 0.83| 5.1 4.2 6000 202 18 155 9| 3.3 0.0 3.3|178.9 0.0 178.9 29.8 0.82| 4.5 3.7 Wrote GIF file: /home/apache/climate/data/raob//X1300/skewt/X1300.skewt.20251223.12.gif